HydroxyPropyl Starch Ethere Ethere (HPS) yog ib lub tsev tseem ceeb ntxiv, feem ntau siv nyob rau hauv cov cuab yeej tsim hauv tsev xws li tsim cov tsho tiv no, mortars, thiab pob zeb. Nws yog feem ntau yog dej-soluble polymer compound ua los ntawm kev hloov cov hmoov txhuv nplej siab, thiab muaj kev hloov kho kom zoo, yog li nws tau siv dav hauv kev tsim kho.
1. Thickening nyhuv
Ib qho ntawm cov yam tseem ceeb tshaj plaws ntawm hydroxypropyl Starch ether yog nws qhov kev ua tau zoo heev. Nws tuaj yeem ua kom muaj zog ua rau cov khoom siv viscosity xws li txhim kho lub tsho tiv no, cov plasters, thiab muaj pob zeb, thiab txhim kho cov khoom siv hluav taws xob hauv cov ntaub ntawv. Txij li thaum muaj cov tsho muaj zog lossis cov neeg muaj kev sib xyaw yuav tsum muaj hom phiaj ua haujlwm thaum tsim kho kom yooj yim, hydroxyprropyl starch ether ua lub luag haujlwm tseem ceeb hauv nws. Tom qab thickening, cov khoom yuav tsis tau nyias thiab tuaj yeem tswj kom muaj fluidity zoo thiab ruaj khov.
2. Dej ceev ceev
Dej khaws cia yog ib qho ntawm cov luag haujlwm tseem ceeb heev ntawm hydroxyprropyl Starch ether hauv kev tsim kho. Txij li hydroxyproppyl starch tuaj yeem nqus dej thiab ua cov yeeb yaj kiab kav dej, nws tuaj yeem ua kom tiav evaporation ntawm cov dej. Tom qab ntxiv hydroxyplops ether kem los ntawm cov khoom siv hauv tsev, yog li kev txhim kho cov khoom ua haujlwm, li kev txhim kho cov haujlwm ua haujlwm thiab siv taus ntawm kev tsim kho. Cov cuab yeej dej no yog qhov tshwj xeeb tshaj yog rau qee cov ntaub ntawv hauv tsev uas xav tau lub sijhawm ntev los kho, xws li cov nplais nplaum, gypsum, culture cug, thiab lwm yam.
3. Kev Hloov Kho Mob
HydroxyPropyl Starch Etaws tuaj yeem kho cov khoom sib dhos ntawm cov ntaub ntawv hauv tsev kom ua rau lawv ua haujlwm ntau dua. Ntxiv hydroxyprops ether kom tsim cov tshuaj khib, qhob thiab tsis yooj yim rau cov swb lossis zawv. Qhov no muaj qhov cuam tshuam zoo ntawm kev txhim kho kev tsim kho kev tsim kho, txo cov khoom siv pov tseg, thiab ua kom cov khoom siv ua tau zoo. Nws tuaj yeem ua rau cov xim pleev xim lossis xaub ntau yam sib xyaw, thiab cov neeg ua haujlwm tsim kho tuaj yeem ua tau yooj yim dua, yog li kev txhim kho kev tsim kho.
4. Txhim Kho Kev Dryness thiab Hardening
Hauv qee lub tsev cov ntaub ntawv, hydroxypropropyl starch ether tuaj yeem txhim kho lub dryness thiab cov khoom tawv tawv. Piv txwv li, qee hom pobzeb cov nplaum thiab lwm yam nplaum nplaum, tom qab ntxiv hydroxypro pollch ether, thaum ua kom nrawm dua ntawm huab cua thiab txhawb nws qhov tawv. Nws tsis tsuas yog txhim kho kev ua tau zoo tom qab kev tsim kho, tab sis kuj tseem txo cov teeb meem zoo ntawm cov khoom siv los ntawm kev noo ntau dhau.
5. Txhim Kho Adhesion
Adhesion yog cov cuab yeej tseem ceeb hauv cov cuab yeej kos duab kos duab, cov ntaub ntawv mortars thiab lwm yam khoom siv. Raws li cov dej-soluble polymer compound, hydroxyproppyl Starch tuaj yeem txuas nws cov nplaum los ntawm kev txhim kho kom tsis txhob muaj qhov sib txuas los tiv thaiv kom tsis txhob tev lossis poob tawm. Piv txwv li, kev siv coltre coltre muaj hydroxyprophyl starch muaj zog xws li Masonry thiab pob zeb ua kom ruaj khov ntawm kev tsim khoom zoo.
6. Kev txhim kho huab cua tiv taus huab cua
Hauv qee lub tsev cov ntaub ntawv, tshwj xeeb tshaj yog sab nrauv phab ntsa txheej thiab dej phwj, hydroxyproprops tuaj yeem txhim kho huab cua tsis kam txhim kho cov khoom siv. Vim nws cov qauv tshuaj tshwj xeeb, nws tuaj yeem txhim kho cov txheej xim tawm tsam rau ib puag ncig sab nraud, noo noo, lossis qhov sib txawv ntawm kev siv lub neej hauv tsev.
7. Kev tiv thaiv ib puag ncig
Txij li hydroxyproppyl Starch ETHETH raug hloov kho los ntawm ntuj starch raw cov ntaub ntawv, nws muaj cov khoom tiv thaiv ib puag ncig ib puag ncig. Piv nrog qee cov khoom lag luam petrochemical, cov khoom siv raw khoom ntawm hydroxyprropyl hmoov ether tau muaj ntau dua, thiab nws cuam tshuam rau ib puag ncig thaum lub sijhawm ntawv thov. Ib qho ntxiv, nws siv hauv cov ntaub ntawv hauv tsev kuj tseem tuaj yeem txo qis qee yam kev phom sij, uas yog nyob rau hauv txoj kev ua phem rau cov khoom lag luam niaj hnub thiab ib puag ncig.
8. Txhim Kho Cov Khaub Ncaws Kuj
Qhov tawg tsis kam ntawm cov ntaub ntawv tsim tsev yog qhov tseem ceeb rau kev siv sijhawm ntev. HydroxyPropyl hmoov Ether tuaj yeem tsim cov qauv siv hluav taws xob ruaj khov hauv cov khoom siv xws li hauv cov khoom siv, thiab yog li txhim kho cov khoom tawg tsis kam. Qhov kev ua tau zoo no tshwj xeeb yog ib qho tshwj xeeb nyob rau hauv vaum huab cua, uas tuaj yeem tiv thaiv cov kab nrib pleb los ntawm shrinkage.
Raws li kev ua haujlwm ntxiv, hydroxyPropyl Starch eter ua lub luag haujlwm tseem ceeb hauv cov ntaub ntawv tsim hauv tsev. Nws tsis tuaj yeem txhim kho cov rheology, kev ua yeeb yam, kev ua kom muaj zog thiab lwm yam ntawm cov ntsuas ruaj khov xws li huab cua tsis kam tiv taus thiab huab cua tsis kam. Nrog kev txhim kho ntawm ib puag ncig ib puag ncig, kev siv ntawm hydroxypropyl stongch rau kev tsim kho niaj hnub thiab muaj ib puag ncig zoo nkauj thiab muaj feem cuam tshuam thov kev cia siab.
Lub Sijhawm Post: Feb-19-2025